AN916 Rev 11
REQUIREMENTS:
Dimensions and configuration shall be in accordance with figure 1.
Materials and finishes shall be in accordance with SAE-AS4842, see table I for material code.
TABLE I. Material and designators.
Code letter
Material
Blank
Copper alloy
J
Corrosion resistant steel (CRES), type 304
K
CRES, type 316Cannon
R
CRES. Type 321
W
Aluminum alloy 7075-T73
PIN. The PIN consists of the prefix "AN" the specification sheet number, a dash number for pipe size,
and material code letter. Unassigned PIN's shall not be used.
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W
AN916
Material code letter (see table I)
Size dash number (see figure 1)
Specification sheet number
AN prefix
PIN example: AN916-4W indicates a 90° elbow, 1/2-14 ANPT internal pipe threads, aluminum alloy
7075-T73.
Supersession data:
Due to stress corrosion cracking aluminum alloys 2014 and 2024 "D" designator has been
replaced by aluminum alloy 7075 "W" designator. Example: AN916-8D use AN916-8W.
Metal cracking due to high temperatures CRES alloy 347 "S" designator has been replaced by
CRES alloy 321 "R" designator. Example: AN918-6S use AN916-8R.
Marking: Part shall be permanently marked with the AN PIN, and include the manufacturers CAGE,
name, or trademark.
Table II provides a detailed cross-reference of AN916 PINs and replacement SAE-AS4856 PINs.
Users are cautioned to evaluate replacements for their particular application.
CAUTION: The superseding information is valid as of the date of this specification and may be
superseded by subsequent revisions of the superseding document.
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